Paul W Geise

US Patent:

20030046981, Mar 13, 2003

Filed:

Sep 10, 2002

Appl. No.:

10/238203

Inventors:

Bradford Bennett - Indianapolis IN, US
Nicholas Skwiat - Noblesville IN, US
Paul Geise - Indianapolis IN, US

Assignee:

Guide Corporation - Pendleton IN

International Classification:

G01M003/02

US Classification:

073/037000

Abstract:

An apparatus and method for testing one or more glass light bulbs assembled into a sub-assembly for cracks. The apparatus comprises a chamber having an enclosed hollow interior and a door that is adapted to open and close to either allow access to the hollow interior or to seal the hollow interior; a test tray assembly having a plurality of compartments for receiving and holding a plurality of glass light bulbs and sub-assemblies to be tested, said tray assembly adapted and dimensioned to be placed into and enclosed by said chamber; a control assembly for controlling the introduction of oxygen into said chamber; and a source of pressurized oxygen connected to said chamber to supply oxygen under pressure to said chamber under the control of said control assembly.